#!/usr/bin/env python
from netaddr import IPRange
from sys import argv
lst=open(argv[1],'r').readlines()
t=[]
for n in lst: t.append(n.strip())
lst=t
del t
for ipr in lst:
ipr=IPRange(ipr[:ipr.find('-')],ipr[ipr.find('-')+1:])
for cidr in ipr.cidrs():
print cidr
